complete.c

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#include "config.h"
#include <stdbool.h>
#include <stddef.h>
#include <wchar.h>
#include "mutt/lib.h"
#include "core/lib.h"
#include "gui/lib.h"
#include "lib.h"
#include "complete/lib.h"
#include "editor/lib.h"
#include "history/lib.h"
#include "mutt_mailbox.h"
#include "muttlib.h"
 
enum FunctionRetval complete_file_mbox(struct EnterWindowData *wdata, int op)
{
  if (!wdata)
    return FR_NO_ACTION;
 
  struct FileCompletionData *cdata = wdata->cdata;
 
  if (op == OP_EDITOR_MAILBOX_CYCLE)
  {
    wdata->first = true; /* clear input if user types a real key later */
    buf_mb_wcstombs(wdata->buffer, wdata->state->wbuf, wdata->state->curpos);
    mutt_mailbox_next(cdata->mailbox, wdata->buffer);
 
    wdata->state->curpos = wdata->state->lastchar = mutt_mb_mbstowcs(
        &wdata->state->wbuf, &wdata->state->wbuflen, 0, buf_string(wdata->buffer));
    return FR_SUCCESS;
  }
 
  if ((op != OP_EDITOR_COMPLETE) && (op != OP_EDITOR_COMPLETE_QUERY))
    return FR_NO_ACTION;
 
  int rc = FR_SUCCESS;
  buf_mb_wcstombs(wdata->buffer, wdata->state->wbuf, wdata->state->curpos);
 
  /* see if the path has changed from the last time */
  if ((!wdata->tempbuf && !wdata->state->lastchar) ||
      (wdata->tempbuf && (wdata->templen == wdata->state->lastchar) &&
       (wmemcmp(wdata->tempbuf, wdata->state->wbuf, wdata->state->lastchar) == 0)))
  {
    SelectFileFlags flags = MUTT_SEL_NO_FLAGS;
    if (wdata->hclass == HC_MAILBOX)
      flags |= MUTT_SEL_FOLDER;
    if (cdata->multiple)
      flags |= MUTT_SEL_MULTI;
 
    dlg_browser(wdata->buffer, flags, cdata->mailbox, cdata->files, cdata->numfiles);
    if (!buf_is_empty(wdata->buffer))
    {
      buf_pretty_mailbox(wdata->buffer);
      if (!wdata->pass)
        mutt_hist_add(wdata->hclass, buf_string(wdata->buffer), true);
      wdata->done = true;
      return FR_SUCCESS;
    }
 
    /* file selection cancelled */
    return FR_CONTINUE;
  }
 
  if (mutt_complete(wdata->cd, wdata->buffer) == 0)
  {
    wdata->templen = wdata->state->lastchar;
    MUTT_MEM_REALLOC(&wdata->tempbuf, wdata->templen, wchar_t);
    if (wdata->tempbuf)
      wmemcpy(wdata->tempbuf, wdata->state->wbuf, wdata->templen);
  }
  else
  {
    return FR_ERROR; // let the user know that nothing matched
  }
  replace_part(wdata->state, 0, buf_string(wdata->buffer));
  return rc;
}
 
enum FunctionRetval complete_file_simple(struct EnterWindowData *wdata, int op)
{
  if (!wdata || ((op != OP_EDITOR_COMPLETE) && (op != OP_EDITOR_COMPLETE_QUERY)))
    return FR_NO_ACTION;
 
  int rc = FR_SUCCESS;
  size_t i;
  for (i = wdata->state->curpos;
       (i > 0) && !mutt_mb_is_shell_char(wdata->state->wbuf[i - 1]); i--)
  {
  }
  buf_mb_wcstombs(wdata->buffer, wdata->state->wbuf + i, wdata->state->curpos - i);
  if (wdata->tempbuf && (wdata->templen == (wdata->state->lastchar - i)) &&
      (wmemcmp(wdata->tempbuf, wdata->state->wbuf + i, wdata->state->lastchar - i) == 0))
  {
    dlg_browser(wdata->buffer, MUTT_SEL_NO_FLAGS, NULL, NULL, NULL);
    if (!buf_is_empty(wdata->buffer))
      replace_part(wdata->state, i, buf_string(wdata->buffer));
    return FR_CONTINUE;
  }
 
  if (mutt_complete(wdata->cd, wdata->buffer) == 0)
  {
    wdata->templen = wdata->state->lastchar - i;
    MUTT_MEM_REALLOC(&wdata->tempbuf, wdata->templen, wchar_t);
    if (wdata->tempbuf)
      wmemcpy(wdata->tempbuf, wdata->state->wbuf + i, wdata->templen);
  }
  else
  {
    rc = FR_ERROR;
  }
 
  replace_part(wdata->state, i, buf_string(wdata->buffer));
  return rc;
}
 
const struct CompleteOps CompleteFileOps = {
  .complete = complete_file_simple,
};
 
const struct CompleteOps CompleteMailboxOps = {
  .complete = complete_file_mbox,
};